In the landscape of chemical manufacturing and research, certain compounds serve as linchpins for innovation. 4-Bromobiphenyl, identified by its CAS number 92-66-0, is one such critical intermediate. This aromatic compound, characterized by a bromine atom on a biphenyl structure, is indispensable in the production of liquid crystals and serves as a versatile reagent in various organic synthesis applications. Its consistent quality and predictable reactivity make it a preferred choice for many chemical processes.

The fundamental properties of 4-Bromobiphenyl are key to its widespread use. As a white crystalline solid, its molecular formula is C12H9Br, with a molecular weight of approximately 233.11 g/mol. It exhibits a melting point typically between 82-86 °C and a boiling point around 310 °C. A significant characteristic is its insolubility in water, which impacts its handling and reaction conditions. For optimal preservation, 4-Bromobiphenyl is best stored in a sealed container, in a cool, dry place, away from direct light, and ideally under an inert atmosphere to prevent degradation and maintain its chemical integrity.

The primary industrial application of 4-Bromobiphenyl lies in its role as a precursor for liquid crystal materials. These compounds are essential components of modern electronic displays, powering the screens of devices ranging from smartphones to high-definition televisions. The specific molecular structure that can be built using 4-Bromobiphenyl as an intermediate allows for the precise control over optical properties, a fundamental requirement for high-performance displays. Its contribution to the clarity and responsiveness of these screens is immense.

Furthermore, 4-Bromobiphenyl is a valuable tool in the hands of organic chemists. Its bromine atom acts as a reactive site, readily participating in powerful carbon-carbon bond-forming reactions such as the Suzuki-Miyaura coupling. This capability makes it a vital building block for synthesizing a wide array of complex organic molecules, including pharmaceuticals, agrochemicals, and specialty polymers. The availability of high-purity 4-Bromobiphenyl from reputable manufacturers is crucial for ensuring the success and efficiency of these synthetic endeavors. When chemists seek to buy this intermediate, they often prioritize suppliers who can guarantee consistent quality and reliable delivery.

In conclusion, 4-Bromobiphenyl (CAS 92-66-0) is a cornerstone chemical intermediate. Its established properties and diverse applications, particularly in the advanced field of liquid crystal technology and broad organic synthesis, highlight its industrial importance. Its role as a reliable building block for innovation continues to drive its demand across multiple high-tech sectors.